/*
 * BEEM is a videoconference application on the Android Platform.
 * Copyright (C) 2009 by Frederic-Charles Barthelery,
 * Jean-Manuel Da Silva,
 * Nikita Kozlov,
 * Philippe Lago,
 * Jean Baptiste Vergely,
 * Vincent Veronis.
 * This file is part of BEEM.
 * BEEM is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 * BEEM is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 * You should have received a copy of the GNU General Public License
 * along with BEEM. If not, see <http://www.gnu.org/licenses/>.
 * Please send bug reports with examples or suggestions to
 * contact@beem-project.com or http://dev.beem-project.com/
 * Epitech, hereby disclaims all copyright interest in the program "Beem"
 * written by Frederic-Charles Barthelery,
 * Jean-Manuel Da Silva,
 * Nikita Kozlov,
 * Philippe Lago,
 * Jean Baptiste Vergely,
 * Vincent Veronis.
 * Nicolas Sadirac, November 26, 2009
 * President of Epitech.
 * Flavien Astraud, November 26, 2009
 * Head of the EIP Laboratory.
 */
package com.beem.project.beem.smack.avatar;

import org.jivesoftware.smack.packet.PacketExtension;
import org.jivesoftware.smack.provider.PacketExtensionProvider;
import org.xmlpull.v1.XmlPullParser;

/**
 * A PacketExtensionProvider to parse the Avatar data.
 * XML namespace urn:xmpp:avatar:data
 */
public class AvatarProvider implements PacketExtensionProvider {

	/**
	 * Creates a new AvatarProvider.
	 * ProviderManager requires that every PacketExtensionProvider has a public, no-argument constructor
	 */
	public AvatarProvider() {}

	@Override
	public PacketExtension parseExtension(XmlPullParser parser) throws Exception {
		AvatarMetadataExtension metadata = new AvatarMetadataExtension();
		boolean done = false;
		StringBuilder buffer = new StringBuilder();
		while (!done) {
			int eventType = parser.getEventType();
			if (eventType == XmlPullParser.START_TAG) {
				if ("data".equals(parser.getName())) {
					String data = parser.nextText();
					AvatarExtension avatar = new AvatarExtension(data);
					return avatar;
				}
			}
			parser.next();
		}
		return null;
	}
}
